Home / 199,567.60-299,497.20-132,985.60

Finding the Fourth Proportional to 199,567.60, 299,497.20 and 132,985.60

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Solution

The fourth proportional to 199,567.60, 299,497.20 and 132,985.60 is: 199,575.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,567.60 : 299,497.20 = 132,985.60 : x
  2. Step 2: Convert to fraction form
    199,567.60/299,497.20 = 132,985.60/x
  3. Step 3: Cross multiply
    199,567.60x = 299,497.20 × 132,985.60
  4. Step 4: Simplify right side
    199,567.60x = 39,828,814,840.32
  5. Step 5: Solve for x
    x = 39,828,814,840.32/199,567.60
  6. Step 6: Final answer
    x = 199,575.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.